KUMARASINGHE, P. J.; WICKRAMASINGHE, A. Population Pyramid And Economic Growth: An Econometric analysis of Sri Lanka. International Journal of Management Excellence (ISSN: 2292-1648), [S. l.], v. 10, n. 3, p. 1348–1354, 2018. DOI: 10.17722/ijme.v10i3.979. Disponível em: https://techmindresearch.org/index.php/ijme/article/view/979. Acesso em: 12 oct. 2025.